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In Reply to: 91 M5 (e34) air conditioning woes... posted by Robert in Nashville on July 30, 2001 at 21:40:36:
that many components, you may as well trash the R12 system and change to R134a which some people on this board said was standard on the 93. The 93 535i had the R134a system. Would be a better swap. Someone has probably done it?